.container {
  max-width: 800px;
  margin: 100px auto;
  padding: 40px;
  border-radius: 15px;
  background: var(--container-bg);
  box-shadow: 0 6px 18px rgba(0,0,0,0.4);
  text-align: left;
}

.index {
  list-style: none;
  margin: 1em 0;
  padding-left: 0;
}

.index-link {
  color: var(--text-color);
  text-decoration: none;
}

.index-link:hover {
  text-decoration: underline;
}

h2 {
  font-size: 1.5em;
  margin: 1em 0 0.6em;
}

h3 {
  margin: 1em 0 0.4em;
}

p, li {
  line-height: 1.5;
  margin-bottom: 0.6em;
}

.glossary {
  list-style: none;
  margin: 1em 0;
  padding-left: 0;
}

.seal {
  margin-top: 1em;
  text-align: center;
}

.seal img {
  margin-top: 1em;
}